201388923

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 323930880

約数和(自身を除く): 122541957

約数列:

[1, 3, 9, 19, 27, 53, 57, 81, 159, 171, 243, 477, 513, 823, 1007, 1431, 1539, 2469, 3021, 4293, 4617, 7407, 9063, 12879, 15637, 22221, 27189, 43619, 46911, 66663, 81567, 130857, 140733, 199989, 244701, 392571, 422199, 828761, 1177713, 1266597, 2486283, 3533139, 3799791, 7458849, 10599417, 22376547, 67129641, 201388923]

約数ペア:

[(1, 201388923), (3, 67129641), (9, 22376547), (19, 10599417), (27, 7458849), (53, 3799791), (57, 3533139), (81, 2486283), (159, 1266597), (171, 1177713), (243, 828761), (477, 422199), (513, 392571), (823, 244701), (1007, 199989), (1431, 140733), (1539, 130857), (2469, 81567), (3021, 66663), (4293, 46911), (4617, 43619), (7407, 27189), (9063, 22221), (12879, 15637)]